package com.erytech.linktalk.dao;

import java.util.List;

import com.erytech.linktalk.dao.domain.User;

public interface UserDao {

	User getUser(String id);
	
	List getUserList();
	
	List getUsersInRoom(String roomId);
	
	void insertUser(User user);

	boolean hasUser(String id);

	void deleteUser(String id);

	void updateUser(User user);

	void deleteAllUsers();
	
}
